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use regex to match [mM][iI][dD] file extension for MIDI files, thus making it case-insensitive (fixes #5231)

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git-svn-id: svn://localhost/ardour2/branches/3.0@13855 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Paul Davis 2013-01-16 17:09:52 +00:00
parent 6e80a7abc0
commit e2ec54216b
2 changed files with 18 additions and 2 deletions
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2
libs/ardour/ardour/smf_source.h
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@ -45,7 +45,7 @@ public:
virtual ~SMFSource ();
bool safe_file_extension (const std::string& path) const {
bool safe_file_extension (const std::string& path) const {
return safe_midi_file_extension(path);
}

18
libs/ardour/smf_source.cc
View File

@ -24,6 +24,7 @@
#include <sys/stat.h>
#include <unistd.h>
#include <errno.h>
#include <regex.h>
#include "pbd/pathscanner.h"
#include "pbd/stl_delete.h"
@ -449,7 +450,22 @@ SMFSource::mark_midi_streaming_write_completed (Evoral::Sequence<Evoral::Musical
bool
SMFSource::safe_midi_file_extension (const string& file)
{
return (file.rfind(".mid") != string::npos) || (file.rfind (".MID") != string::npos);
static regex_t compiled_pattern;
static bool compile = true;
const int nmatches = 2;
regmatch_t matches[nmatches];
if (compile && regcomp (&compiled_pattern, "[mM][iI][dD]$", REG_EXTENDED)) {
return false;
} else {
compile = false;
}
if (regexec (&compiled_pattern, file.c_str(), nmatches, matches, 0)) {
return false;
}
return true;
}
void